• Cherry

  edible cherry cultivars derive from. The other variety is the sour cherry Prunus cerasus , which is primarily used for cooking. Every part of the cherry [...] The Prunus avium , usually referred to as wild cherry, sweet cherry, or gean, is a species of cherry and a flowering plant that belong to the rose family [...] western Himalaya. The sweet cherry is regarded as the most important ancestor of today’s cultivated cherry and it is one of two cherry varieties most of

• Leek moth

  General The leek moth is present throughout Europe. It is also found in some Asian countries and has been introduced to parts of Canada. The larvae of [...] if larvae are numerous, weakening or withering of the plant can occur. On old leaves, open galleries can be seen which decrease the economic value of the [...] characteristic meshes spun on the surface of the leaves or on the flower-stalk of the host plant. The pupa is 7-8 mm long, its colour varies from light yellow

• Pollination checklist Natupol Fly

  Natupol Fly or Lucilia sericata flies are used for small scale crops with just a few flowers or for crops that produce very little pollen. The Natupol [...] results. Download poster The emergence of Natupol Fly adults from the pupae more or less stops at a storage temperature of between 3 ˚C and 8 ˚C. At higher [...] from direct sunlight and moisture such as rain or condensation. Use coffee cups with lids, for instance, or bags. Do not scatter the pupae loose. Experiences

• Buckthorn-potato aphid

  damage, caused by sucking of sap is rarely seen. Sometimes, large populations build up on potatoes or other hosts, which can cause growth retardation. Buckthorn- [...] potato aphid , Aphis nasturtii , has a nearly cosmopolitan distribution and is a major pest of potatoes, where it also transmits viruses. It also attacks [...] potato aphid does not cause plant deformation. The major problem in potatoes is the transmission of viruses. Life cycle and appearance of Buckthorn-potato

• Brown soft scale

  scale of the female is flat, usually an elongated oval shape, 3-4 mm long, yellow-green or light grey in colour, with dark brown speckles or spots. The colour [...] General The brown soft scale Coccus hesperidum is very common in tropical and sub-tropical regions and is also a common pest in greenhouses throughout the [...] produce enormous quantities of honeydew. This is usually the first visible symptom. Because of this, C. hesperidum is often attended by ants. The ants will clean

• Trianum-G

  better yields. This effect is stronger when the plant is under stress and/or cultivated under less than optimum growing conditions. Trianum-G also reinforces [...] Trianum-G can be mixed with substrate or spread on the soil or in the furrow. Mixing with substrate: Make sure Trianum-G is uniformly mixed with the substrate [...] through the formation of more root hairs, so that water and nutrients can be taken up better. This leads to a stronger and more uniform crop and better

• Hemispherical scale

  The hemispherical or helmet scale, Saissetia coffeae , occurs widely in tropical regions and in greenhouses throughout the world. It is a severe pest in [...] hemispherical form with a smooth surface. The colour is usually dark to sometimes lighter brown or almost yellow, with many evenly distributed light yellow [...] plant and can vary from 2 to 4.5 mm. The young nymphs are white to yellowish, more oval in form and with a raised H-pattern on the dorsal surface. All instars

• Capirel

  adjuvant and/or an anti-desiccant/humectant can be beneficial. Ask your Koppert representative/distributor for more information Spray in the evening (or morning [...] Spray the solution as soon as it is prepared and within a short timeframe. Do not store mixed suspensions Dosage Capirel is typically applied at a rate of [...] conditions Steinernema feltiae is active between 10-31°C/50-88°F but performs best at temperatures between 14-26°C/57-79°F Soil or air temperature below 5°C/41°F

• Verticillium wilt

  blocked, which in turn causes the plant to wilt. Spores may be wind-dispersed to new hosts. In the senescent tissue, the resting mycelium or the microsclerotia [...] Start with clean soil or substrate by heating it at a temperature if at least 65 o C for a minimum of 30 minutes Use clean seed, tubers or cuttings Grow less [...] the stalk horizontally reveals a slight discolouration of the vessels, brown or greenish, but much less distinct than the discolouration caused by Fusarium

• False spider mites

  they closely resemble spider mites (family Tetranychidae ) or as flat mites because their body is rather flat compared to other mites. Most species that cause [...] Tenuipalpus pacificus , which causes damage to orchids and Brevipalpus phoenicis , Brevipalpus obovatus and Brevipalpus californicus which have an almost worldwide [...] misshapen, presumably because the mites secrete a substance while feeding, that is poisonous to the plant. In places where mites have been feeding, collapsed